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单词 θ752
释义
the world > the universe > star > star-matter > [noun] > magnitude (6)
magnitude1580

Astronomy. Each of the classes into which stars and other celestial objects have been placed according to their degree of brilliancy. Now regarded…

mag1840

= magnitude, n. 3a.

apparent magnitude1875

the magnitude of a celestial body classified according to its apparent brightness, opposed to absolute magnitude n. at absolute, adj. n.compounds 2.

absolute magnitude1902

the magnitude of a star or other celestial object as it would be as observed from a standard distance of ten parsecs; cf. apparent magnitude n. at app

third magnitude1905

Subcategories:

— colour index (1)
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更新时间:2024/12/24 9:23:00